{
   "$schema":"http://json-schema.org/draft-03/schema#",
   "id":"http://schemas.opengis.net/gsr-gs/1.0/url.json",
   "title":"url",
   "description":"link to geometry array",
   "type":"object",
   "properties":{
      "url":{
         "title":"url",
         "description":"url of the file with the data",
         "type":"string",
         "required":true
      }
   }
}
